<template>
  <div class="login_container">
    <div class="login_box">
      <!--头部区域-->
      <div class="login_head">
        <img src="../assets/logo.png" alt />
      </div>
      <!--表单区域-->
      <el-form label-width="0px" class="login_form" :model="form" :rules="rules" ref="ruleForm">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input prefix-icon="iconfont icon-user" v-model="form.username"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input prefix-icon="iconfont icon-3702mima" v-model="form.password" type="password"></el-input>
        </el-form-item>

        <!-- 按钮 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="submitForm('ruleForm')">登陆</el-button>
          <el-button @click="resetForm('ruleForm')">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      form: {
        username: "",
        password: ""
      },
      rules: {
        username: [
          { required: true, message: "请输入活动名称", trigger: "blur" },
          { min: 3, max: 5, message: "长度在 3 到 5 个字符", trigger: "blur" }
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          { min: 6, max: 15, message: "长度在 6 到 15 个字符", trigger: "blur" }
        ]
      }
    };
  },
  methods: {
    submitForm(formName) {
      this.$refs[formName].validate(async valid => {
        if (valid) {
          var { data } = await this.$http.post("login", this.form);
          console.log(data);
          if (data.meta.status == 200) {
            sessionStorage.setItem("token", data.data.token);
            this.$message.success(data.meta.msg);
            this.$router.push("/home");

            //保存token值到sessionStorage中
          } else {
            return this.$message.error(data.meta.msg);
          }
        } else {
          console.log("error submit!!");
          return false;
        }
      });
    },
    resetForm(formName) {
      console.log(this);

      this.$refs[formName].resetFields();
    }
  }
};
</script>
<style lang="less" scoped>
.login_container {
  background-color: skyblue;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.login_head {
  width: 130px;
  height: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 10px #aaa;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
  }
}
.btns {
  display: flex;
  justify-content: flex-end;
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
</style>